1. Department of Radiology, the First Affiliated Hospital of Zhengzhou University, Zhengzhou, Henan Province, PR China
2. Department of Radiology, the First Affiliated Hospital of Xinxiang Medical University, Weihui, Henan Province, PR China
3. Heart Center, The First Affiliated Hospital of Xinxiang Medical University, Weihui, Henan Province, PR China
4. Electrophysiology Laboratory, The First Affiliated Hospital of Xinxiang Medical University, Weihui, Henan Province, PR China
5. Internal Medicine-Cardiovascular Department, The First Affiliated Hospital of Xinxiang Medical University, Weihui, Henan Province, PR China